Yes, the estimated gateway fee is 4.4%, and the service fee is set at $0.3. For instance, if your deposit is $ 10, your gateway service cost will be $3.9% + $0.3 dollars for non-US cards when you recharge.
Thus, if you want to add $10, the payment gateway will charge you $0.72 as charges, $10.72 will be deducted from your bank, and $10 will be added to your wallet.
Charges for deposit
US Cards: 2.9% + $0.3
Non US Cards: 3.9% + $0.3